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textAngular.js
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textAngular.js
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/*
@license textAngular
Author : Austin Anderson
License : 2013 MIT
Version 1.5.16
See README.md or https://github.com/fraywing/textAngular/wiki for requirements and use.
*/
/*
Commonjs package manager support (eg componentjs).
*/
"use strict";// NOTE: textAngularVersion must match the Gruntfile.js 'setVersion' task.... and have format v/d+./d+./d+
var textAngularVersion = 'v1.5.16'; // This is automatically updated during the build process to the current release!
// IE version detection - http://stackoverflow.com/questions/4169160/javascript-ie-detection-why-not-use-simple-conditional-comments
// We need this as IE sometimes plays funny tricks with the contenteditable.
// ----------------------------------------------------------
// If you're not in IE (or IE version is less than 5) then:
// ie === undefined
// If you're in IE (>=5) then you can determine which version:
// ie === 7; // IE7
// Thus, to detect IE:
// if (ie) {}
// And to detect the version:
// ie === 6 // IE6
// ie > 7 // IE8, IE9, IE10 ...
// ie < 9 // Anything less than IE9
// ----------------------------------------------------------
/* istanbul ignore next: untestable browser check */
var _browserDetect = {
ie: (function(){
var undef,
v = 3,
div = document.createElement('div'),
all = div.getElementsByTagName('i');
while (
div.innerHTML = '<!--[if gt IE ' + (++v) + ']><i></i><![endif]-->',
all[0]
);
return v > 4 ? v : undef;
}()),
webkit: /AppleWebKit\/([\d.]+)/i.test(navigator.userAgent),
isFirefox: navigator.userAgent.toLowerCase().indexOf('firefox') > -1
};
// Global to textAngular to measure performance where needed
/* istanbul ignore next: untestable browser check */
var performance = performance || {};
/* istanbul ignore next: untestable browser check */
performance.now = (function() {
return performance.now ||
performance.mozNow ||
performance.msNow ||
performance.oNow ||
performance.webkitNow ||
function() { return new Date().getTime(); };
})();
// usage is:
// var t0 = performance.now();
// doSomething();
// var t1 = performance.now();
// console.log('Took', (t1 - t0).toFixed(4), 'milliseconds to do something!');
//
// turn html into pure text that shows visiblity
function stripHtmlToText(html)
{
var tmp = document.createElement("DIV");
tmp.innerHTML = html;
var res = tmp.textContent || tmp.innerText || '';
res.replace('\u200B', ''); // zero width space
res = res.trim();
return res;
}
// get html
function getDomFromHtml(html)
{
var tmp = document.createElement("DIV");
tmp.innerHTML = html;
return tmp;
}
// Global to textAngular REGEXP vars for block and list elements.
var BLOCKELEMENTS = /^(address|article|aside|audio|blockquote|canvas|center|dd|div|dl|fieldset|figcaption|figure|footer|form|h1|h2|h3|h4|h5|h6|header|hgroup|hr|noscript|ol|output|p|pre|section|table|tfoot|ul|video)$/i;
var LISTELEMENTS = /^(ul|li|ol)$/i;
// updated VALIDELEMENTS to include #text and span so that we can use nodeName instead of tagName
var VALIDELEMENTS = /^(#text|span|address|article|aside|audio|blockquote|canvas|center|dd|div|dl|fieldset|figcaption|figure|footer|form|h1|h2|h3|h4|h5|h6|header|hgroup|hr|noscript|ol|output|p|pre|section|table|tfoot|ul|video|li)$/i;
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/Trim#Compatibility
/* istanbul ignore next: trim shim for older browsers */
if (!String.prototype.trim) {
String.prototype.trim = function () {
return this.replace(/^\s+|\s+$/g, '');
};
}
/*
Custom stylesheet for the placeholders rules.
Credit to: http://davidwalsh.name/add-rules-stylesheets
*/
var sheet, addCSSRule, removeCSSRule, _addCSSRule, _removeCSSRule, _getRuleIndex;
/* istanbul ignore else: IE <8 test*/
if(_browserDetect.ie > 8 || _browserDetect.ie === undefined){
var _sheets = document.styleSheets;
/* istanbul ignore next: preference for stylesheet loaded externally */
for(var i = 0; i < _sheets.length; i++){
if(_sheets[i].media.length === 0 || _sheets[i].media.mediaText.match(/(all|screen)/ig)){
if(_sheets[i].href){
if(_sheets[i].href.match(/textangular\.(min\.|)css/ig)){
sheet = _sheets[i];
break;
}
}
}
}
/* istanbul ignore next: preference for stylesheet loaded externally */
if(!sheet){
// this sheet is used for the placeholders later on.
sheet = (function() {
// Create the <style> tag
var style = document.createElement("style");
/* istanbul ignore else : WebKit hack :( */
if(_browserDetect.webkit) style.appendChild(document.createTextNode(""));
// Add the <style> element to the page, add as first so the styles can be overridden by custom stylesheets
document.getElementsByTagName('head')[0].appendChild(style);
return style.sheet;
})();
}
// use as: addCSSRule("header", "float: left");
addCSSRule = function(selector, rules) {
return _addCSSRule(sheet, selector, rules);
};
_addCSSRule = function(_sheet, selector, rules){
var insertIndex;
var insertedRule;
// This order is important as IE 11 has both cssRules and rules but they have different lengths - cssRules is correct, rules gives an error in IE 11
/* istanbul ignore next: browser catches */
if(_sheet.cssRules) insertIndex = Math.max(_sheet.cssRules.length - 1, 0);
else if(_sheet.rules) insertIndex = Math.max(_sheet.rules.length - 1, 0);
/* istanbul ignore else: untestable IE option */
if(_sheet.insertRule) {
_sheet.insertRule(selector + "{" + rules + "}", insertIndex);
}
else {
_sheet.addRule(selector, rules, insertIndex);
}
/* istanbul ignore next: browser catches */
if(sheet.rules) insertedRule = sheet.rules[insertIndex];
else if(sheet.cssRules) insertedRule = sheet.cssRules[insertIndex];
// return the inserted stylesheet rule
return insertedRule;
};
_getRuleIndex = function(rule, rules) {
var i, ruleIndex;
for (i=0; i < rules.length; i++) {
/* istanbul ignore else: check for correct rule */
if (rules[i].cssText === rule.cssText) {
ruleIndex = i;
break;
}
}
return ruleIndex;
};
removeCSSRule = function(rule){
_removeCSSRule(sheet, rule);
};
/* istanbul ignore next: tests are browser specific */
_removeCSSRule = function(sheet, rule){
var rules = sheet.cssRules || sheet.rules;
if(!rules || rules.length === 0) return;
var ruleIndex = _getRuleIndex(rule, rules);
if(sheet.removeRule){
sheet.removeRule(ruleIndex);
}else{
sheet.deleteRule(ruleIndex);
}
};
}
angular.module('textAngular.factories', [])
.factory('taBrowserTag', [function(){
return function(tag){
/* istanbul ignore next: ie specific test */
if(!tag) return (_browserDetect.ie <= 8)? 'P' : 'p';
else if(tag === '') return (_browserDetect.ie === undefined)? 'div' : (_browserDetect.ie <= 8)? 'P' : 'p';
else return (_browserDetect.ie <= 8)? tag.toUpperCase() : tag;
};
}]).factory('taApplyCustomRenderers', ['taCustomRenderers', 'taDOM', function(taCustomRenderers, taDOM){
return function(val){
var element = angular.element('<div></div>');
element[0].innerHTML = val;
angular.forEach(taCustomRenderers, function(renderer){
var elements = [];
// get elements based on what is defined. If both defined do secondary filter in the forEach after using selector string
if(renderer.selector && renderer.selector !== '')
elements = element.find(renderer.selector);
/* istanbul ignore else: shouldn't fire, if it does we're ignoring everything */
else if(renderer.customAttribute && renderer.customAttribute !== '')
elements = taDOM.getByAttribute(element, renderer.customAttribute);
// process elements if any found
angular.forEach(elements, function(_element){
_element = angular.element(_element);
if(renderer.selector && renderer.selector !== '' && renderer.customAttribute && renderer.customAttribute !== ''){
if(_element.attr(renderer.customAttribute) !== undefined) renderer.renderLogic(_element);
} else renderer.renderLogic(_element);
});
});
return element[0].innerHTML;
};
}]).factory('taFixChrome', function(){
// get whaterever rubbish is inserted in chrome
// should be passed an html string, returns an html string
var taFixChrome = function(html, keepStyles){
if(!html || !angular.isString(html) || html.length <= 0) return html;
// grab all elements with a style attibute
// a betterSpanMatch matches only a style=... with matching quotes
// this captures the whole:
// 'style="background-color: rgb(255, 255, 255);"'
var betterSpanMatch = /style\s?=\s?(["'])(?:(?=(\\?))\2.)*?\1/ig;
// where the original spanMatch = /<([^>\/]+?)style=("([^\"]+)"|'([^']+)')([^>]*)>/ig;
// captures too much and includes the front tag!
var spanMatch = /<([^>\/]+?)style=("([^\"]+)"|'([^']+)')([^>]*)>/ig;
var appleConvertedSpaceMatch = /<span class="Apple-converted-space">([^<]+)<\/span>/ig;
var match, styleVal, appleSpaceVal, newTag, finalHtml = '', lastIndex = 0;
// remove all the Apple-converted-space spans and replace with the content of the span
//console.log('before:', html);
/* istanbul ignore next: apple-contereted-space span match */
while(match = appleConvertedSpaceMatch.exec(html)){
appleSpaceVal = match[1];
appleSpaceVal = appleSpaceVal.replace(/ /ig, ' ');
finalHtml += html.substring(lastIndex, match.index) + appleSpaceVal;
lastIndex = match.index + match[0].length;
}
/* istanbul ignore next: apple-contereted-space span has matched */
if (lastIndex) {
// modified....
finalHtml += html.substring(lastIndex);
html=finalHtml;
finalHtml='';
lastIndex=0;
}
/////////////////////////////////////////////////////////////
//
// Allow control of this modification
// taKeepStyles: False - removes these modification
//
// taFixChrome removes the following styles:
// font-family: inherit;
// line-height: <number>
// color: inherit;
// color: rgb( <rgb-component>#{3} )
// background-color: rgb( <rgb-component>#{3} )
//
/////////////////////////////////////////////////////////////
if (!keepStyles) {
while (match = betterSpanMatch.exec(html)) {
finalHtml += html.substring(lastIndex, match.index-1);
styleVal = match[0];
// test for chrome inserted junk
match = /font-family: inherit;|line-height: 1.[0-9]{3,12};|color: inherit; line-height: 1.1;|color: rgb\(\d{1,3}, \d{1,3}, \d{1,3}\);|background-color: rgb\(\d{1,3}, \d{1,3}, \d{1,3}\);/gi.exec(styleVal);
if (match) {
styleVal = styleVal.replace(/( |)font-family: inherit;|( |)line-height: 1.[0-9]{3,12};|( |)color: inherit;|( |)color: rgb\(\d{1,3}, \d{1,3}, \d{1,3}\);|( |)background-color: rgb\(\d{1,3}, \d{1,3}, \d{1,3}\);/ig, '');
//console.log(styleVal, styleVal.length);
if (styleVal.length > 8) {
finalHtml += ' ' + styleVal;
}
} else {
finalHtml += ' ' + styleVal;
}
lastIndex = betterSpanMatch.lastIndex;
}
finalHtml += html.substring(lastIndex);
}
//console.log('final:', finalHtml);
// only replace when something has changed, else we get focus problems on inserting lists
if(lastIndex > 0){
// replace all empty strings
var fe = finalHtml.replace(/<span\s?>(.*?)<\/span>(<br(\/|)>|)/ig, '$1');
return fe;
} else return html;
};
return taFixChrome;
}).factory('taSanitize', ['$sanitize', function taSanitizeFactory($sanitize){
var convert_infos = [
{
property: 'font-weight',
values: [ 'bold' ],
tag: 'b'
},
{
property: 'font-style',
values: [ 'italic' ],
tag: 'i'
}
];
var styleMatch = [];
for(var i = 0; i < convert_infos.length; i++){
var _partialStyle = '(' + convert_infos[i].property + ':\\s*(';
for(var j = 0; j < convert_infos[i].values.length; j++){
/* istanbul ignore next: not needed to be tested yet */
if(j > 0) _partialStyle += '|';
_partialStyle += convert_infos[i].values[j];
}
_partialStyle += ');)';
styleMatch.push(_partialStyle);
}
var styleRegexString = '(' + styleMatch.join('|') + ')';
function wrapNested(html, wrapTag) {
var depth = 0;
var lastIndex = 0;
var match;
var tagRegex = /<[^>]*>/ig;
while(match = tagRegex.exec(html)){
lastIndex = match.index;
if(match[0].substr(1, 1) === '/'){
if(depth === 0) break;
else depth--;
}else depth++;
}
return wrapTag +
html.substring(0, lastIndex) +
// get the start tags reversed - this is safe as we construct the strings with no content except the tags
angular.element(wrapTag)[0].outerHTML.substring(wrapTag.length) +
html.substring(lastIndex);
}
function transformLegacyStyles(html){
if(!html || !angular.isString(html) || html.length <= 0) return html;
var i;
var styleElementMatch = /<([^>\/]+?)style=("([^"]+)"|'([^']+)')([^>]*)>/ig;
var match, subMatch, styleVal, newTag, lastNewTag = '', newHtml, finalHtml = '', lastIndex = 0;
while(match = styleElementMatch.exec(html)){
// one of the quoted values ' or "
/* istanbul ignore next: quotations match */
styleVal = match[3] || match[4];
var styleRegex = new RegExp(styleRegexString, 'i');
// test for style values to change
if(angular.isString(styleVal) && styleRegex.test(styleVal)){
// remove build tag list
newTag = '';
// init regex here for exec
var styleRegexExec = new RegExp(styleRegexString, 'ig');
// find relevand tags and build a string of them
while(subMatch = styleRegexExec.exec(styleVal)){
for(i = 0; i < convert_infos.length; i++){
if(!!subMatch[(i*2) + 2]){
newTag += '<' + convert_infos[i].tag + '>';
}
}
}
// recursively find more legacy styles in html before this tag and after the previous match (if any)
newHtml = transformLegacyStyles(html.substring(lastIndex, match.index));
// build up html
if(lastNewTag.length > 0){
finalHtml += wrapNested(newHtml, lastNewTag);
}else finalHtml += newHtml;
// grab the style val without the transformed values
styleVal = styleVal.replace(new RegExp(styleRegexString, 'ig'), '');
// build the html tag
finalHtml += '<' + match[1].trim();
if(styleVal.length > 0) finalHtml += ' style="' + styleVal + '"';
finalHtml += match[5] + '>';
// update the start index to after this tag
lastIndex = match.index + match[0].length;
lastNewTag = newTag;
}
}
if(lastNewTag.length > 0){
finalHtml += wrapNested(html.substring(lastIndex), lastNewTag);
}
else finalHtml += html.substring(lastIndex);
return finalHtml;
}
function transformLegacyAttributes(html){
if(!html || !angular.isString(html) || html.length <= 0) return html;
// replace all align='...' tags with text-align attributes
var attrElementMatch = /<([^>\/]+?)align=("([^"]+)"|'([^']+)')([^>]*)>/ig;
var match, finalHtml = '', lastIndex = 0;
// match all attr tags
while(match = attrElementMatch.exec(html)){
// add all html before this tag
finalHtml += html.substring(lastIndex, match.index);
// record last index after this tag
lastIndex = match.index + match[0].length;
// construct tag without the align attribute
var newTag = '<' + match[1] + match[5];
// add the style attribute
if(/style=("([^"]+)"|'([^']+)')/ig.test(newTag)){
/* istanbul ignore next: quotations match */
newTag = newTag.replace(/style=("([^"]+)"|'([^']+)')/i, 'style="$2$3 text-align:' + (match[3] || match[4]) + ';"');
}else{
/* istanbul ignore next: quotations match */
newTag += ' style="text-align:' + (match[3] || match[4]) + ';"';
}
newTag += '>';
// add to html
finalHtml += newTag;
}
// return with remaining html
return finalHtml + html.substring(lastIndex);
}
// use precompiled regexp for speed
var rsb1 = new RegExp(/<span id="selectionBoundary_\d+_\d+" class="rangySelectionBoundary">[^<>]+?<\/span>/ig);
var rsb2 = new RegExp(/<span class="rangySelectionBoundary" id="selectionBoundary_\d+_\d+">[^<>]+?<\/span>/ig);
var rsb3 = new RegExp(/<span id="selectionBoundary_\d+_\d+" class="rangySelectionBoundary">[^<>]+?<\/span>/ig);
return function taSanitize(unsafe, oldsafe, ignore){
// unsafe html should NEVER built into a DOM object via angular.element. This allows XSS to be inserted and run.
if ( !ignore ) {
try {
unsafe = transformLegacyStyles(unsafe);
} catch (e) {
}
}
// unsafe and oldsafe should be valid HTML strings
// any exceptions (lets say, color for example) should be made here but with great care
// setup unsafe element for modification
unsafe = transformLegacyAttributes(unsafe);
// we had an issue in the past, where we dumped a whole bunch of <span>'s into the content...
// so we remove them here
// IN A FUTURE release this can be removed after all have updated through release 1.5.9
if (unsafe) {
try {
unsafe = unsafe.replace(rsb1, '');
unsafe = unsafe.replace(rsb2, '');
unsafe = unsafe.replace(rsb1, '');
unsafe = unsafe.replace(rsb3, '');
} catch (e) {
}
}
var safe;
try {
safe = $sanitize(unsafe);
// do this afterwards, then the $sanitizer should still throw for bad markup
if(ignore) safe = unsafe;
} catch (e){
safe = oldsafe || '';
}
// Do processing for <pre> tags, removing tabs and return carriages outside of them
var _preTags = safe.match(/(<pre[^>]*>.*?<\/pre[^>]*>)/ig);
var processedSafe = safe.replace(/(&#(9|10);)*/ig, '');
var re = /<pre[^>]*>.*?<\/pre[^>]*>/ig;
var index = 0;
var lastIndex = 0;
var origTag;
safe = '';
while((origTag = re.exec(processedSafe)) !== null && index < _preTags.length){
safe += processedSafe.substring(lastIndex, origTag.index) + _preTags[index];
lastIndex = origTag.index + origTag[0].length;
index++;
}
return safe + processedSafe.substring(lastIndex);
};
}]).factory('taToolExecuteAction', ['$q', '$log', function($q, $log){
// this must be called on a toolScope or instance
return function(editor){
if(editor !== undefined) this.$editor = function(){ return editor; };
var deferred = $q.defer(),
promise = deferred.promise,
_editor = this.$editor();
// pass into the action the deferred function and also the function to reload the current selection if rangy available
var result;
try{
result = this.action(deferred, _editor.startAction());
// We set the .finally callback here to make sure it doesn't get executed before any other .then callback.
promise['finally'](function(){
_editor.endAction.call(_editor);
});
}catch(exc){
$log.error(exc);
}
if(result || result === undefined){
// if true or undefined is returned then the action has finished. Otherwise the deferred action will be resolved manually.
deferred.resolve();
}
};
}]);
angular.module('textAngular.DOM', ['textAngular.factories'])
.factory('taExecCommand', ['taSelection', 'taBrowserTag', '$document', function(taSelection, taBrowserTag, $document){
var listToDefault = function(listElement, defaultWrap){
var $target, i;
// if all selected then we should remove the list
// grab all li elements and convert to taDefaultWrap tags
var children = listElement.find('li');
for(i = children.length - 1; i >= 0; i--){
$target = angular.element('<' + defaultWrap + '>' + children[i].innerHTML + '</' + defaultWrap + '>');
listElement.after($target);
}
listElement.remove();
taSelection.setSelectionToElementEnd($target[0]);
};
var listElementToSelfTag = function(list, listElement, selfTag, bDefault, defaultWrap){
var $target, i;
// if all selected then we should remove the list
// grab all li elements
var priorElement;
var nextElement;
var children = list.find('li');
var foundIndex;
for (i = 0; i<children.length; i++) {
if (children[i].outerHTML === listElement[0].outerHTML) {
// found it...
foundIndex = i;
if (i>0) {
priorElement = children[i-1];
}
if (i+1<children.length) {
nextElement = children[i+1];
}
break;
}
}
//console.log('listElementToSelfTag', list, listElement, selfTag, bDefault, priorElement, nextElement);
// un-list the listElement
var html = '';
if (bDefault) {
html += '<' + defaultWrap + '>' + listElement[0].innerHTML + '</' + defaultWrap + '>';
} else {
html += '<' + taBrowserTag(selfTag) + '>';
html += '<li>' + listElement[0].innerHTML + '</li>';
html += '</' + taBrowserTag(selfTag) + '>';
}
$target = angular.element(html);
//console.log('$target', $target[0]);
if (!priorElement) {
// this is the first the list, so we just remove it...
listElement.remove();
list.after(angular.element(list[0].outerHTML));
list.after($target);
list.remove();
taSelection.setSelectionToElementEnd($target[0]);
return;
} else if (!nextElement) {
// this is the last in the list, so we just remove it..
listElement.remove();
list.after($target);
taSelection.setSelectionToElementEnd($target[0]);
} else {
var p = list.parent();
// okay it was some where in the middle... so we need to break apart the list...
var html1 = '';
var listTag = list[0].nodeName.toLowerCase();
html1 += '<' + listTag + '>';
for(i = 0; i < foundIndex; i++){
html1 += '<li>' + children[i].innerHTML + '</li>';
}
html1 += '</' + listTag + '>';
var html2 = '';
html2 += '<' + listTag + '>';
for(i = foundIndex+1; i < children.length; i++){
html2 += '<li>' + children[i].innerHTML + '</li>';
}
html2 += '</' + listTag + '>';
//console.log(html1, $target[0], html2);
list.after(angular.element(html2));
list.after($target);
list.after(angular.element(html1));
list.remove();
//console.log('parent ******XXX*****', p[0]);
taSelection.setSelectionToElementEnd($target[0]);
}
};
var listElementsToSelfTag = function(list, listElements, selfTag, bDefault, defaultWrap){
var $target, i, j, p;
// grab all li elements
var priorElement;
var afterElement;
//console.log('list:', list, 'listElements:', listElements, 'selfTag:', selfTag, 'bDefault:', bDefault);
var children = list.find('li');
var foundIndexes = [];
for (i = 0; i<children.length; i++) {
for (j = 0; j<listElements.length; j++) {
if (children[i].isEqualNode(listElements[j])) {
// found it...
foundIndexes[j] = i;
}
}
}
if (foundIndexes[0] > 0) {
priorElement = children[foundIndexes[0] - 1];
}
if (foundIndexes[listElements.length-1] + 1 < children.length) {
afterElement = children[foundIndexes[listElements.length-1] + 1];
}
//console.log('listElementsToSelfTag', list, listElements, selfTag, bDefault, !priorElement, !afterElement, foundIndexes[listElements.length-1], children.length);
// un-list the listElements
var html = '';
if (bDefault) {
for (j = 0; j < listElements.length; j++) {
html += '<' + defaultWrap + '>' + listElements[j].innerHTML + '</' + defaultWrap + '>';
listElements[j].remove();
}
} else {
html += '<' + taBrowserTag(selfTag) + '>';
for (j = 0; j < listElements.length; j++) {
html += listElements[j].outerHTML;
listElements[j].remove();
}
html += '</' + taBrowserTag(selfTag) + '>';
}
$target = angular.element(html);
if (!priorElement) {
// this is the first the list, so we just remove it...
list.after(angular.element(list[0].outerHTML));
list.after($target);
list.remove();
taSelection.setSelectionToElementEnd($target[0]);
return;
} else if (!afterElement) {
// this is the last in the list, so we just remove it..
list.after($target);
taSelection.setSelectionToElementEnd($target[0]);
return;
} else {
// okay it was some where in the middle... so we need to break apart the list...
var html1 = '';
var listTag = list[0].nodeName.toLowerCase();
html1 += '<' + listTag + '>';
for(i = 0; i < foundIndexes[0]; i++){
html1 += '<li>' + children[i].innerHTML + '</li>';
}
html1 += '</' + listTag + '>';
var html2 = '';
html2 += '<' + listTag + '>';
for(i = foundIndexes[listElements.length-1]+1; i < children.length; i++){
html2 += '<li>' + children[i].innerHTML + '</li>';
}
html2 += '</' + listTag + '>';
list.after(angular.element(html2));
list.after($target);
list.after(angular.element(html1));
list.remove();
//console.log('parent ******YYY*****', list.parent()[0]);
taSelection.setSelectionToElementEnd($target[0]);
}
};
var selectLi = function(liElement){
if(/(<br(|\/)>)$/i.test(liElement.innerHTML.trim())) taSelection.setSelectionBeforeElement(angular.element(liElement).find("br")[0]);
else taSelection.setSelectionToElementEnd(liElement);
};
var listToList = function(listElement, newListTag){
var $target = angular.element('<' + newListTag + '>' + listElement[0].innerHTML + '</' + newListTag + '>');
listElement.after($target);
listElement.remove();
selectLi($target.find('li')[0]);
};
var childElementsToList = function(elements, listElement, newListTag){
var html = '';
for(var i = 0; i < elements.length; i++){
html += '<' + taBrowserTag('li') + '>' + elements[i].innerHTML + '</' + taBrowserTag('li') + '>';
}
var $target = angular.element('<' + newListTag + '>' + html + '</' + newListTag + '>');
listElement.after($target);
listElement.remove();
selectLi($target.find('li')[0]);
};
var turnBlockIntoBlocks = function(element, options) {
for(var i = 0; i<element.childNodes.length; i++) {
var _n = element.childNodes[i];
/* istanbul ignore next - more complex testing*/
if (_n.tagName && _n.tagName.match(BLOCKELEMENTS)) {
turnBlockIntoBlocks(_n, options);
}
}
/* istanbul ignore next - very rare condition that we do not test*/
if (element.parentNode === null) {
// nothing left to do..
return element;
}
/* istanbul ignore next - not sure have to test this */
if (options === '<br>'){
return element;
}
else {
var $target = angular.element(options);
$target[0].innerHTML = element.innerHTML;
element.parentNode.insertBefore($target[0], element);
element.parentNode.removeChild(element);
return $target;
}
};
return function(taDefaultWrap, topNode){
// NOTE: here we are dealing with the html directly from the browser and not the html the user sees.
// IF you want to modify the html the user sees, do it when the user does a switchView
taDefaultWrap = taBrowserTag(taDefaultWrap);
return function(command, showUI, options, defaultTagAttributes){
var i, $target, html, _nodes, next, optionsTagName, selectedElement, ourSelection;
var defaultWrapper = angular.element('<' + taDefaultWrap + '>');
try{
if (taSelection.getSelection) {
ourSelection = taSelection.getSelection();
}
selectedElement = taSelection.getSelectionElement();
// special checks and fixes when we are selecting the whole container
var __h, _innerNode;
/* istanbul ignore next */
if (selectedElement.tagName !== undefined) {
if (selectedElement.tagName.toLowerCase() === 'div' &&
/taTextElement.+/.test(selectedElement.id) &&
ourSelection && ourSelection.start &&
ourSelection.start.offset === 1 &&
ourSelection.end.offset === 1) {
// opps we are actually selecting the whole container!
//console.log('selecting whole container!');
__h = selectedElement.innerHTML;
if (/<br>/i.test(__h)) {
// Firefox adds <br>'s and so we remove the <br>
__h = __h.replace(/<br>/i, '​'); // no space-space
}
if (/<br\/>/i.test(__h)) {
// Firefox adds <br/>'s and so we remove the <br/>
__h = __h.replace(/<br\/>/i, '​'); // no space-space
}
// remove stacked up <span>'s
if (/<span>(<span>)+/i.test(__h)) {
__h = __.replace(/<span>(<span>)+/i, '<span>');
}
// remove stacked up </span>'s
if (/<\/span>(<\/span>)+/i.test(__h)) {
__h = __.replace(/<\/span>(<\/span>)+/i, '<\/span>');
}
if (/<span><\/span>/i.test(__h)) {
// if we end up with a <span></span> here we remove it...
__h = __h.replace(/<span><\/span>/i, '');
}
//console.log('inner whole container', selectedElement.childNodes);
_innerNode = '<div>' + __h + '</div>';
selectedElement.innerHTML = _innerNode;
taSelection.setSelectionToElementEnd(selectedElement.childNodes[0]);
selectedElement = taSelection.getSelectionElement();
} else if (selectedElement.tagName.toLowerCase() === 'span' &&
ourSelection && ourSelection.start &&
ourSelection.start.offset === 1 &&
ourSelection.end.offset === 1) {
// just a span -- this is a problem...
//console.log('selecting span!');
__h = selectedElement.innerHTML;
if (/<br>/i.test(__h)) {
// Firefox adds <br>'s and so we remove the <br>
__h = __h.replace(/<br>/i, '​'); // no space-space
}
if (/<br\/>/i.test(__h)) {
// Firefox adds <br/>'s and so we remove the <br/>
__h = __h.replace(/<br\/>/i, '​'); // no space-space
}
// remove stacked up <span>'s
if (/<span>(<span>)+/i.test(__h)) {
__h = __.replace(/<span>(<span>)+/i, '<span>');
}
// remove stacked up </span>'s
if (/<\/span>(<\/span>)+/i.test(__h)) {
__h = __.replace(/<\/span>(<\/span>)+/i, '<\/span>');
}
if (/<span><\/span>/i.test(__h)) {
// if we end up with a <span></span> here we remove it...
__h = __h.replace(/<span><\/span>/i, '');
}
//console.log('inner span', selectedElement.childNodes);
// we wrap this in a <div> because otherwise the browser get confused when we attempt to select the whole node
// and the focus is not set correctly no matter what we do
_innerNode = '<div>' + __h + '</div>';
selectedElement.innerHTML = _innerNode;
taSelection.setSelectionToElementEnd(selectedElement.childNodes[0]);
selectedElement = taSelection.getSelectionElement();
//console.log(selectedElement.innerHTML);
} else if (selectedElement.tagName.toLowerCase() === 'p' &&
ourSelection && ourSelection.start &&
ourSelection.start.offset === 1 &&
ourSelection.end.offset === 1) {
//console.log('p special');
// we need to remove the </br> that firefox adds!
__h = selectedElement.innerHTML;
if (/<br>/i.test(__h)) {
// Firefox adds <br>'s and so we remove the <br>
__h = __h.replace(/<br>/i, '​'); // no space-space
selectedElement.innerHTML = __h;
}
} else if (selectedElement.tagName.toLowerCase() === 'li' &&
ourSelection && ourSelection.start &&
ourSelection.start.offset === ourSelection.end.offset) {
// we need to remove the </br> that firefox adds!
__h = selectedElement.innerHTML;
if (/<br>/i.test(__h)) {
// Firefox adds <br>'s and so we remove the <br>
__h = __h.replace(/<br>/i, ''); // nothing
selectedElement.innerHTML = __h;
}
}
}
}catch(e){}
//console.log('************** selectedElement:', selectedElement);
/* istanbul ignore if: */
if (!selectedElement){return;}
var $selected = angular.element(selectedElement);
var tagName = (selectedElement && selectedElement.tagName && selectedElement.tagName.toLowerCase()) ||
/* istanbul ignore next: */ "";
if(command.toLowerCase() === 'insertorderedlist' || command.toLowerCase() === 'insertunorderedlist'){
var selfTag = taBrowserTag((command.toLowerCase() === 'insertorderedlist')? 'ol' : 'ul');
var selectedElements = taSelection.getOnlySelectedElements();
//console.log('PPPPPPPPPPPPP', tagName, selfTag, selectedElements, tagName.match(BLOCKELEMENTS), $selected.hasClass('ta-bind'), $selected.parent()[0].tagName);
if (selectedElements.length>1 && (tagName === 'ol' || tagName === 'ul' )) {
return listElementsToSelfTag($selected, selectedElements, selfTag, selfTag===tagName, taDefaultWrap);
}
if(tagName === selfTag){
// if all selected then we should remove the list
// grab all li elements and convert to taDefaultWrap tags
//console.log('tagName===selfTag');
if ($selected[0].childNodes.length !== selectedElements.length && selectedElements.length===1) {
$selected = angular.element(selectedElements[0]);
return listElementToSelfTag($selected.parent(), $selected, selfTag, true, taDefaultWrap);
} else {
return listToDefault($selected, taDefaultWrap);
}
}else if(tagName === 'li' &&
$selected.parent()[0].tagName.toLowerCase() === selfTag &&
$selected.parent().children().length === 1){
// catch for the previous statement if only one li exists
return listToDefault($selected.parent(), taDefaultWrap);
}else if(tagName === 'li' &&
$selected.parent()[0].tagName.toLowerCase() !== selfTag &&
$selected.parent().children().length === 1){
// catch for the previous statement if only one li exists
return listToList($selected.parent(), selfTag);
}else if(tagName.match(BLOCKELEMENTS) && !$selected.hasClass('ta-bind')){
// if it's one of those block elements we have to change the contents
// if it's a ol/ul we are changing from one to the other
if (selectedElements.length) {
if ($selected[0].childNodes.length !== selectedElements.length && selectedElements.length===1) {
//console.log('&&&&&&&&&&&&&&& --------- &&&&&&&&&&&&&&&&', selectedElements[0], $selected[0].childNodes);
$selected = angular.element(selectedElements[0]);
return listElementToSelfTag($selected.parent(), $selected, selfTag, selfTag===tagName, taDefaultWrap);
}
}
if(tagName === 'ol' || tagName === 'ul'){
// now if this is a set of selected elements... behave diferently
return listToList($selected, selfTag);
}else{
var childBlockElements = false;
angular.forEach($selected.children(), function(elem){
if(elem.tagName.match(BLOCKELEMENTS)) {
childBlockElements = true;
}
});
if(childBlockElements){
return childElementsToList($selected.children(), $selected, selfTag);
}else{
return childElementsToList([angular.element('<div>' + selectedElement.innerHTML + '</div>')[0]], $selected, selfTag);
}
}
}else if(tagName.match(BLOCKELEMENTS)){
// if we get here then the contents of the ta-bind are selected
_nodes = taSelection.getOnlySelectedElements();
//console.log('_nodes', _nodes, tagName);
if(_nodes.length === 0){
// here is if there is only text in ta-bind ie <div ta-bind>test content</div>
$target = angular.element('<' + selfTag + '><li>' + selectedElement.innerHTML + '</li></' + selfTag + '>');
$selected.html('');
$selected.append($target);
}else if(_nodes.length === 1 && (_nodes[0].tagName.toLowerCase() === 'ol' || _nodes[0].tagName.toLowerCase() === 'ul')){
if(_nodes[0].tagName.toLowerCase() === selfTag){
// remove
return listToDefault(angular.element(_nodes[0]), taDefaultWrap);
}else{
return listToList(angular.element(_nodes[0]), selfTag);
}
}else{
html = '';
var $nodes = [];
for(i = 0; i < _nodes.length; i++){
/* istanbul ignore else: catch for real-world can't make it occur in testing */
if(_nodes[i].nodeType !== 3){
var $n = angular.element(_nodes[i]);
/* istanbul ignore if: browser check only, phantomjs doesn't return children nodes but chrome at least does */
if(_nodes[i].tagName.toLowerCase() === 'li') continue;
else if(_nodes[i].tagName.toLowerCase() === 'ol' || _nodes[i].tagName.toLowerCase() === 'ul'){
html += $n[0].innerHTML; // if it's a list, add all it's children
}else if(_nodes[i].tagName.toLowerCase() === 'span' && (_nodes[i].childNodes[0].tagName.toLowerCase() === 'ol' || _nodes[i].childNodes[0].tagName.toLowerCase() === 'ul')){
html += $n[0].childNodes[0].innerHTML; // if it's a list, add all it's children
}else{
html += '<' + taBrowserTag('li') + '>' + $n[0].innerHTML + '</' + taBrowserTag('li') + '>';
}
$nodes.unshift($n);
}
}
//console.log('$nodes', $nodes);
$target = angular.element('<' + selfTag + '>' + html + '</' + selfTag + '>');
$nodes.pop().replaceWith($target);
angular.forEach($nodes, function($node){ $node.remove(); });
}
taSelection.setSelectionToElementEnd($target[0]);
return;
}
}else if(command.toLowerCase() === 'formatblock'){
optionsTagName = options.toLowerCase().replace(/[<>]/ig, '');
if(optionsTagName.trim() === 'default') {
optionsTagName = taDefaultWrap;
options = '<' + taDefaultWrap + '>';
}
if(tagName === 'li') {
$target = $selected.parent();
}
else {
$target = $selected;
}
// find the first blockElement
while(!$target[0].tagName || !$target[0].tagName.match(BLOCKELEMENTS) && !$target.parent().attr('contenteditable')){
$target = $target.parent();
/* istanbul ignore next */
tagName = ($target[0].tagName || '').toLowerCase();
}
if(tagName === optionsTagName){
// $target is wrap element
_nodes = $target.children();
var hasBlock = false;
for(i = 0; i < _nodes.length; i++){
hasBlock = hasBlock || _nodes[i].tagName.match(BLOCKELEMENTS);
}
if(hasBlock){
$target.after(_nodes);
next = $target.next();
$target.remove();
$target = next;
}else{
defaultWrapper.append($target[0].childNodes);
$target.after(defaultWrapper);
$target.remove();
$target = defaultWrapper;
}
}else if($target.parent()[0].tagName.toLowerCase() === optionsTagName &&
!$target.parent().hasClass('ta-bind')){
//unwrap logic for parent
var blockElement = $target.parent();
var contents = blockElement.contents();
for(i = 0; i < contents.length; i ++){
/* istanbul ignore next: can't test - some wierd thing with how phantomjs works */
if(blockElement.parent().hasClass('ta-bind') && contents[i].nodeType === 3){
defaultWrapper = angular.element('<' + taDefaultWrap + '>');
defaultWrapper[0].innerHTML = contents[i].outerHTML;
contents[i] = defaultWrapper[0];
}
blockElement.parent()[0].insertBefore(contents[i], blockElement[0]);
}
blockElement.remove();
}else if(tagName.match(LISTELEMENTS)){
// wrapping a list element
$target.wrap(options);
}else{
// default wrap behaviour
_nodes = taSelection.getOnlySelectedElements();
if(_nodes.length === 0) {
// no nodes at all....
_nodes = [$target[0]];
}
// find the parent block element if any of the nodes are inline or text
for(i = 0; i < _nodes.length; i++){
if(_nodes[i].nodeType === 3 || !_nodes[i].tagName.match(BLOCKELEMENTS)){
while(_nodes[i].nodeType === 3 || !_nodes[i].tagName || !_nodes[i].tagName.match(BLOCKELEMENTS)){
_nodes[i] = _nodes[i].parentNode;
}
}
}
// remove any duplicates from the array of _nodes!
_nodes = _nodes.filter(function(value, index, self) {
return self.indexOf(value) === index;
});
// remove all whole taTextElement if it is here... unless it is the only element!
if (_nodes.length>1) {
_nodes = _nodes.filter(function (value, index, self) {
return !(value.nodeName.toLowerCase() === 'div' && /^taTextElement/.test(value.id));
});
}
if(angular.element(_nodes[0]).hasClass('ta-bind')){